String groove masonry clamp



FIG. 1 is a top perspective view of a string groove masonry damp showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a front elevation view thereof; and,

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a rear elevation view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a bottom perspective view thereof; and,

FIG. 9 is an environmental view thereof.

The broken lines showing the masonry block and string are for the purpose of illustrating environmental structure and form no part of the claimed design. 

CLAIM The ornamental design for a string groove masonry clamp, as shown and described. 